System Monitoring using Nagios
Terms
- Checks:
- Active
- Passive
- Servers: Host
- Commands:
- Contacts:
- Alerts:
Different Options of Nagios
- Nagios Core: Open Source
- Nagios XI : Commercial Version
Nagios Core
- Installation:
- Install Nagios by downloading the code and compiling
- Install Nagios Plugins by downloading the code and compiling
- References
Configuration files
- In Nagios the main configuration file is nagios.cfg. This consits of nagios configurations like logs, other config locations, status update intervals.
- commands.cfg consists of reusable commands used to check the status and notify
- timeperiods.cfg consists of reusable timeperiods to run the checks
- contacts.cfg consists of user/group communication details
Status
- Failure
- Soft Failure
- Hard Failure
- OK
- Pending